In order to realize the coordinated development of agricultural water resources and economic , through the establishment coordinated development index system of Sustainable use of agricultural water resources and economic, using AHP method and MSE decision method for quantitatively revealing major factors, in the system of sustainable use of agricultural water resources and economic development in Shaanxi Province from 2003 to 2012. The results of Coordinated development of Sustainable use of agricultural water resources and economic in Shaanxi Province from 2003 to 2012 show that the experiencing stage were on the verge of experiencing the disorder-barely Coordination-primary coordination -Intermediate Coordination-good coordination period, keep the transition of good state, but Sustainable use of agricultural water resources still lag behind the economic, it is need to use and protect agricultural water resources rationally, making the well-coordinated development of Sustainable use of agricultural water resources and economic.